Mercurial Mercurial > repos > isabelle / file revision
summary | shortlog | changelog | graph | tags | bookmarks | branches | files | changeset | file | latest | revisions | annotate | diff | comparison | raw | help
Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc-src/Tutorial/Datatype/tsubst
author paulson
Tue, 02 May 2000 18:44:33 +0200
changeset 8777 0c1061ea7559
parent 5851 15ce4c1c8313
permissions -rw-r--r--
a more modern proof

primrec
  "subst s (Var x) = s x"
  "subst s (App f ts) = App f (substs s ts)"
isabelle